condition mean min max 0 h after light 1.07496 1.04143 1.10849 4 h after light 1.92749 1.73271 2.12227 8 h after light 3.261655 2.98155 3.54176 4 h after dark 3.362045 3.01639 3.7077 8 h after dark 2.41284 2.13328 2.6924 12 h after dark 1.9598999999999998 1.88505 2.03475